210794325

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1399}}^1$

素因数の和:1467

約数の個数: 72

約数和(自身を含む): 415598400

約数和(自身を除く): 204804075

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 41, 49, 75, 105, 123, 147, 175, 205, 245, 287, 525, 615, 735, 861, 1025, 1225, 1399, 1435, 2009, 3075, 3675, 4197, 4305, 6027, 6995, 7175, 9793, 10045, 20985, 21525, 29379, 30135, 34975, 48965, 50225, 57359, 68551, 104925, 146895, 150675, 172077, 205653, 244825, 286795, 342755, 401513, 734475, 860385, 1028265, 1204539, 1433975, 1713775, 2007565, 2810591, 4301925, 5141325, 6022695, 8431773, 10037825, 14052955, 30113475, 42158865, 70264775, 210794325]

約数ペア:

[(1, 210794325), (3, 70264775), (5, 42158865), (7, 30113475), (15, 14052955), (21, 10037825), (25, 8431773), (35, 6022695), (41, 5141325), (49, 4301925), (75, 2810591), (105, 2007565), (123, 1713775), (147, 1433975), (175, 1204539), (205, 1028265), (245, 860385), (287, 734475), (525, 401513), (615, 342755), (735, 286795), (861, 244825), (1025, 205653), (1225, 172077), (1399, 150675), (1435, 146895), (2009, 104925), (3075, 68551), (3675, 57359), (4197, 50225), (4305, 48965), (6027, 34975), (6995, 30135), (7175, 29379), (9793, 21525), (10045, 20985)]